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package solomon
import (
"encoding/json"
"testing"
"github.com/stretchr/testify/assert"
"go.uber.org/atomic"
)
func TestCounter_Add(t *testing.T) {
c := &Counter{
name: "mycounter",
metricType: typeCounter,
tags: map[string]string{"ololo": "trololo"},
}
c.Add(1)
assert.Equal(t, int64(1), c.value.Load())
c.Add(42)
assert.Equal(t, int64(43), c.value.Load())
c.Add(1489)
assert.Equal(t, int64(1532), c.value.Load())
}
func TestCounter_Inc(t *testing.T) {
c := &Counter{
name: "mycounter",
metricType: typeCounter,
tags: map[string]string{"ololo": "trololo"},
}
for i := 0; i < 10; i++ {
c.Inc()
}
assert.Equal(t, int64(10), c.value.Load())
c.Inc()
c.Inc()
assert.Equal(t, int64(12), c.value.Load())
}
func TestCounter_MarshalJSON(t *testing.T) {
c := &Counter{
name: "mycounter",
metricType: typeCounter,
tags: map[string]string{"ololo": "trololo"},
value: *atomic.NewInt64(42),
}
b, err := json.Marshal(c)
assert.NoError(t, err)
expected := []byte(`{"type":"COUNTER","labels":{"ololo":"trololo","sensor":"mycounter"},"value":42}`)
assert.Equal(t, expected, b)
}
func TestRatedCounter_MarshalJSON(t *testing.T) {
c := &Counter{
name: "mycounter",
metricType: typeRated,
tags: map[string]string{"ololo": "trololo"},
value: *atomic.NewInt64(42),
}
b, err := json.Marshal(c)
assert.NoError(t, err)
expected := []byte(`{"type":"RATE","labels":{"ololo":"trololo","sensor":"mycounter"},"value":42}`)
assert.Equal(t, expected, b)
}
func TestNameTagCounter_MarshalJSON(t *testing.T) {
c := &Counter{
name: "mycounter",
metricType: typeCounter,
tags: map[string]string{"ololo": "trololo"},
value: *atomic.NewInt64(42),
useNameTag: true,
}
b, err := json.Marshal(c)
assert.NoError(t, err)
expected := []byte(`{"type":"COUNTER","labels":{"name":"mycounter","ololo":"trololo"},"value":42}`)
assert.Equal(t, expected, b)
}
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